(19)

(11)

EP 1 559 223 A2

(12)

(88) Date of publication A3: 18.11.2004 (43) Date of publication: 03.08.2005 Bulletin 2005/31 (21) Application number: 03781517.2 (22) Date of filing: 29.10.2003

(51) International Patent Classification (IPC)7: H04J 1/16 (86) International application number: PCT/US2003/034505 (87) International publication number: WO 2004/040424 (13.05.2004 Gazette 2004/20)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 29.10.2002 US 283990 (71) Applicant: QUALCOMM Incorporated San Diego, California 92121 (US)	(72) Inventors: LOPEZ, Ricardo Jorge San Marcos, CA 92069 (US) LANE, Richard D. San Diego, CA 92129 (US) (74) Representative: Dunlop, Hugh Christopher  R G C Jenkins & Co.26 Caxton Street London SW1H 0RJ London SW1H 0RJ (GB)